Re: [PATCH 2/3] bootloader: Handle 64-bit bootinfo

[Taylor R Campbell <riastradh%NetBSD.org@localhost>]

> Date: Mon, 3 Mar 2025 15:19:15 +0000
> From: Taylor R Campbell <riastradh%NetBSD.org@localhost>
> 
> > Date: Sun,  2 Mar 2025 15:18:08 +0300
> > From: Vladimir Serbinenko <phcoder%gmail.com@localhost>
> > 
> > On my darp10-b the bootloader is loaded around 32GiB mark and so all
> > BI_ADD with a static address end up way over 4GiB and are truncated
> > when passed to the kernel. Instead keep the whole pointer until we move
> > all bootinfos to the heap
> 
> Thanks, I filed PR port-amd64/NNNNN: `x86 efiboot: bootinfo pointers
> truncated when mapped >4GB' <https://gnats.NetBSD.org/NNNNN> to track
> this.
> 
> I wrote a note about the issue jakllsch@ raised with non-efi boot in
> the `Fix' section before I saw what you said about uintptr_t being
> 32-bit for non-EFI boot.  Feel free to follow up on the PR -- just
> send mail with subject `Re: port-amd64/NNNNN: x86 efiboot: bootinfo
> pointers truncated when mapped >4GB' to gnats-bugs%NetBSD.org@localhost cc
> netbsd-bugs@NetBSD>org -- with clarification, and yes, we should have
> a CTASSERT in the non-EFIBOOT case.

Oops, forgot to substitute the actual number in my message once it was
assigned.  It's 59121, not NNNNN!

https://gnats.NetBSD.org/59121